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							2.1 KiB
						
					
					
				
			
		
		
		
			
			
			
				
					
				
				
					
				
			
		
		
	
	
							84 lines
						
					
					
						
							2.1 KiB
						
					
					
				
								<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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								<html>
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								<head>
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									<title>ADODB Benchmarks</title>
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								</head> 
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								<body>
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								<?php 
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								/*
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								V4.55 3 Jan 2005  (c) 2000-2005 John Lim (jlim@natsoft.com.my). All rights reserved.
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								  Released under both BSD license and Lesser GPL library license. 
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								  Whenever there is any discrepancy between the two licenses, 
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								  the BSD license will take precedence.
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								  Benchmark code to test the speed to the ADODB library with different databases.
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								  This is a simplistic benchmark to be used as the basis for further testing.
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								  It should not be used as proof of the superiority of one database over the other.
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								*/ 
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								$testmssql = true;
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								//$testvfp = true;
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								$testoracle = true;
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								$testado = true; 
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								$testibase = true;
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								$testaccess = true;
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								$testmysql = true;
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								$testsqlite = true;;
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								set_time_limit(240); // increase timeout
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								include("../tohtml.inc.php");
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								include("../adodb.inc.php");
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								function testdb(&$db,$createtab="create table ADOXYZ (id int, firstname char(24), lastname char(24), created date)")
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								{
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								GLOBAL $ADODB_version,$ADODB_FETCH_MODE;
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									adodb_backtrace();
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									$max = 100;
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									$sql = 'select * from ADOXYZ';
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									$ADODB_FETCH_MODE = ADODB_FETCH_NUM;
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									//print "<h3>ADODB Version: $ADODB_version Host: <i>$db->host</i>   Database: <i>$db->database</i></h3>";
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									// perform query once to cache results so we are only testing throughput 
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									$rs = $db->Execute($sql);
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									if (!$rs){
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										print "Error in recordset<p>";
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										return;
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									}	
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									$arr = $rs->GetArray();
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									//$db->debug = true;
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									global $ADODB_COUNTRECS;
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									$ADODB_COUNTRECS = false;
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									$start = microtime();
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									for ($i=0; $i < $max; $i++) {
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										$rs =& $db->Execute($sql);	
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										$arr =& $rs->GetArray();
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									   //		 print $arr[0][1];
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									}
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									$end =  microtime();
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									$start = explode(' ',$start);
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									$end = explode(' ',$end);
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									//print_r($start);
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									//print_r($end);
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									  //  print_r($arr);
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									$total = $end[0]+trim($end[1]) - $start[0]-trim($start[1]);
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									printf ("<p>seconds = %8.2f for %d iterations each with %d records</p>",$total,$max, sizeof($arr));
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									flush();
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										//$db->Close();
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								}
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								include("testdatabases.inc.php");
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								?>
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								</body>
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								</html>
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